FHWA NBI 2024 Inspection record Public-domain dataset

RT ZZ E

Carrying RT ZZ E over DRAIN DTCH 1, DIST

S 3 T 26 N R 13 E, Scott, Missouri

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
18 t Inventory load rating

Bridge Snapshot: RT ZZ E

The RT ZZ E bridge in Scott, Missouri carries RT ZZ E over DRAIN DTCH 1, DIST. It was built in 1948, making it 78 years old today. The structure is built primarily of steel and spans 3 sections, stretching 19.2 meters (63 feet) end to end. Daily traffic averages 765 vehicles, placing it in the lower-traffic tier of Missouri bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 18.0 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How RT ZZ E compares

▼ 15.7
Load rating vs Missouri average (33.7 t)
Bottom 18%
Lower load rating than 82% of Missouri bridges
182
Bridges in Scott · 12 in Poor condition
RT ZZ E 18.0 t
Missouri average 33.7 t

Live comparison across Missouri.

Historical Sufficiency Rating

PlainBridge-computed
35.0 / 100 - historical 20–49.9 band
Structural adequacy /55
12.2
Serviceability /30
10.0
Essentiality /15
12.8
Special reductions
0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
18.0 t
NBI inventory level (metric tons)
Overall Condition
Poor

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1948
Material
Steel
Number of Spans
3
Structure Length
19.2 m (63 ft)
Deck Width
7.5 m (25 ft)
Owner
State Highway Agency
Avg Daily Traffic
765 vehicles/day
Structure Number
6165

Condition Analysis

  • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.

How to read this record

RT ZZ E is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare RT ZZ E against other structures in Scott and across Missouri. Missouri bridges
  • Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge

Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.

Frequently Asked Questions

What do the condition ratings mean for RT ZZ E?

RT ZZ E in Scott, Missouri has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is RT ZZ E inspected?

RT ZZ E's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 765 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. RT ZZ E is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for RT ZZ E?

RT ZZ E has an NBI inventory load rating of 18.0 metric tons.

Who is responsible for maintaining RT ZZ E?

RT ZZ E is owned and maintained by State Highway Agency.

How old is RT ZZ E and does age affect safety?

RT ZZ E was built in 1948, making it 78 years old.

Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.